Zenith Laboratories, Inc., on Behalf of Itself and All Others Similarly Situated v. Carter-Wallace, Inc , 530 F.2d 508 ( 1976 )
united-states-v-pfizer-inc-american-cyanamid-company-bristol-myers , 560 F.2d 319 ( 1977 )
the-republic-of-vietnam-v-pfizer-inc-american-cyanamid-company , 556 F.2d 892 ( 1977 )